/****************************************************************************
 *
 * Copyright 2016 Samsung Electronics All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 *
 ****************************************************************************/

/*
 *  Camellia implementation
 *
 *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
 *  SPDX-License-Identifier: Apache-2.0
 *
 *  Licensed under the Apache License, Version 2.0 (the "License"); you may
 *  not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *  This file is part of mbed TLS (https://tls.mbed.org)
 */
/*
 *  The Camellia block cipher was designed by NTT and Mitsubishi Electric
 *  Corporation.
 *
 *  http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/01espec.pdf
 */

#include "tls/config.h"

#if defined(MBEDTLS_CAMELLIA_C)

#include "tls/camellia.h"

#include <string.h>

#if defined(MBEDTLS_SELF_TEST)
#if defined(MBEDTLS_PLATFORM_C)
#include "tls/platform.h"
#else
#include <stdio.h>
#define mbedtls_printf printf
#endif							/* MBEDTLS_PLATFORM_C */
#endif							/* MBEDTLS_SELF_TEST */

#if !defined(MBEDTLS_CAMELLIA_ALT)

/* Implementation that should never be optimized out by the compiler */
static void mbedtls_zeroize(void *v, size_t n)
{
	volatile unsigned char *p = (unsigned char *)v;
	while (n--) {
		*p++ = 0;
	}
}

/*
 * 32-bit integer manipulation macros (big endian)
 */
#ifndef GET_UINT32_BE
#define GET_UINT32_BE(n, b, i)                            \
{                                                       \
(n) = ((uint32_t)(b)[(i)] << 24)             \
| ((uint32_t)(b)[(i) + 1] << 16)             \
| ((uint32_t)(b)[(i) + 2] <<  8)             \
| ((uint32_t)(b)[(i) + 3]);            \
}
#endif

#ifndef PUT_UINT32_BE
#define PUT_UINT32_BE(n, b, i)                            \
{                                                       \
(b)[(i)] = (unsigned char)((n) >> 24);       \
(b)[(i) + 1] = (unsigned char)((n) >> 16);       \
(b)[(i) + 2] = (unsigned char)((n) >>  8);       \
(b)[(i) + 3] = (unsigned char)((n));       \
}
#endif

static const unsigned char SIGMA_CHARS[6][8] = {
	{0xa0, 0x9e, 0x66, 0x7f, 0x3b, 0xcc, 0x90, 0x8b},
	{0xb6, 0x7a, 0xe8, 0x58, 0x4c, 0xaa, 0x73, 0xb2},
	{0xc6, 0xef, 0x37, 0x2f, 0xe9, 0x4f, 0x82, 0xbe},
	{0x54, 0xff, 0x53, 0xa5, 0xf1, 0xd3, 0x6f, 0x1c},
	{0x10, 0xe5, 0x27, 0xfa, 0xde, 0x68, 0x2d, 0x1d},
	{0xb0, 0x56, 0x88, 0xc2, 0xb3, 0xe6, 0xc1, 0xfd}
};

#if defined(MBEDTLS_CAMELLIA_SMALL_MEMORY)

static const unsigned char FSb[256] = {
	112, 130, 44, 236, 179, 39, 192, 229, 228, 133, 87, 53, 234, 12, 174, 65,
	35, 239, 107, 147, 69, 25, 165, 33, 237, 14, 79, 78, 29, 101, 146, 189,
	134, 184, 175, 143, 124, 235, 31, 206, 62, 48, 220, 95, 94, 197, 11, 26,
	166, 225, 57, 202, 213, 71, 93, 61, 217, 1, 90, 214, 81, 86, 108, 77,
	139, 13, 154, 102, 251, 204, 176, 45, 116, 18, 43, 32, 240, 177, 132, 153,
	223, 76, 203, 194, 52, 126, 118, 5, 109, 183, 169, 49, 209, 23, 4, 215,
	20, 88, 58, 97, 222, 27, 17, 28, 50, 15, 156, 22, 83, 24, 242, 34,
	254, 68, 207, 178, 195, 181, 122, 145, 36, 8, 232, 168, 96, 252, 105, 80,
	170, 208, 160, 125, 161, 137, 98, 151, 84, 91, 30, 149, 224, 255, 100, 210,
	16, 196, 0, 72, 163, 247, 117, 219, 138, 3, 230, 218, 9, 63, 221, 148,
	135, 92, 131, 2, 205, 74, 144, 51, 115, 103, 246, 243, 157, 127, 191, 226,
	82, 155, 216, 38, 200, 55, 198, 59, 129, 150, 111, 75, 19, 190, 99, 46,
	233, 121, 167, 140, 159, 110, 188, 142, 41, 245, 249, 182, 47, 253, 180, 89,
	120, 152, 6, 106, 231, 70, 113, 186, 212, 37, 171, 66, 136, 162, 141, 250,
	114, 7, 185, 85, 248, 238, 172, 10, 54, 73, 42, 104, 60, 56, 241, 164,
	64, 40, 211, 123, 187, 201, 67, 193, 21, 227, 173, 244, 119, 199, 128, 158
};

#define SBOX1(n) FSb[(n)]
#define SBOX2(n) (unsigned char)((FSb[(n)] >> 7 ^ FSb[(n)] << 1) & 0xff)
#define SBOX3(n) (unsigned char)((FSb[(n)] >> 1 ^ FSb[(n)] << 7) & 0xff)
#define SBOX4(n) FSb[((n) << 1 ^ (n) >> 7) &0xff]

#else							/* MBEDTLS_CAMELLIA_SMALL_MEMORY */

static const unsigned char FSb[256] = {
	112, 130, 44, 236, 179, 39, 192, 229, 228, 133, 87, 53, 234, 12, 174, 65,
	35, 239, 107, 147, 69, 25, 165, 33, 237, 14, 79, 78, 29, 101, 146, 189,
	134, 184, 175, 143, 124, 235, 31, 206, 62, 48, 220, 95, 94, 197, 11, 26,
	166, 225, 57, 202, 213, 71, 93, 61, 217, 1, 90, 214, 81, 86, 108, 77,
	139, 13, 154, 102, 251, 204, 176, 45, 116, 18, 43, 32, 240, 177, 132, 153,
	223, 76, 203, 194, 52, 126, 118, 5, 109, 183, 169, 49, 209, 23, 4, 215,
	20, 88, 58, 97, 222, 27, 17, 28, 50, 15, 156, 22, 83, 24, 242, 34,
	254, 68, 207, 178, 195, 181, 122, 145, 36, 8, 232, 168, 96, 252, 105, 80,
	170, 208, 160, 125, 161, 137, 98, 151, 84, 91, 30, 149, 224, 255, 100, 210,
	16, 196, 0, 72, 163, 247, 117, 219, 138, 3, 230, 218, 9, 63, 221, 148,
	135, 92, 131, 2, 205, 74, 144, 51, 115, 103, 246, 243, 157, 127, 191, 226,
	82, 155, 216, 38, 200, 55, 198, 59, 129, 150, 111, 75, 19, 190, 99, 46,
	233, 121, 167, 140, 159, 110, 188, 142, 41, 245, 249, 182, 47, 253, 180, 89,
	120, 152, 6, 106, 231, 70, 113, 186, 212, 37, 171, 66, 136, 162, 141, 250,
	114, 7, 185, 85, 248, 238, 172, 10, 54, 73, 42, 104, 60, 56, 241, 164,
	64, 40, 211, 123, 187, 201, 67, 193, 21, 227, 173, 244, 119, 199, 128, 158
};

static const unsigned char FSb2[256] = {
	224, 5, 88, 217, 103, 78, 129, 203, 201, 11, 174, 106, 213, 24, 93, 130,
	70, 223, 214, 39, 138, 50, 75, 66, 219, 28, 158, 156, 58, 202, 37, 123,
	13, 113, 95, 31, 248, 215, 62, 157, 124, 96, 185, 190, 188, 139, 22, 52,
	77, 195, 114, 149, 171, 142, 186, 122, 179, 2, 180, 173, 162, 172, 216, 154,
	23, 26, 53, 204, 247, 153, 97, 90, 232, 36, 86, 64, 225, 99, 9, 51,
	191, 152, 151, 133, 104, 252, 236, 10, 218, 111, 83, 98, 163, 46, 8, 175,
	40, 176, 116, 194, 189, 54, 34, 56, 100, 30, 57, 44, 166, 48, 229, 68,
	253, 136, 159, 101, 135, 107, 244, 35, 72, 16, 209, 81, 192, 249, 210, 160,
	85, 161, 65, 250, 67, 19, 196, 47, 168, 182, 60, 43, 193, 255, 200, 165,
	32, 137, 0, 144, 71, 239, 234, 183, 21, 6, 205, 181, 18, 126, 187, 41,
	15, 184, 7, 4, 155, 148, 33, 102, 230, 206, 237, 231, 59, 254, 127, 197,
	164, 55, 177, 76, 145, 110, 141, 118, 3, 45, 222, 150, 38, 125, 198, 92,
	211, 242, 79, 25, 63, 220, 121, 29, 82, 235, 243, 109, 94, 251, 105, 178,
	240, 49, 12, 212, 207, 140, 226, 117, 169, 74, 87, 132, 17, 69, 27, 245,
	228, 14, 115, 170, 241, 221, 89, 20, 108, 146, 84, 208, 120, 112, 227, 73,
	128, 80, 167, 246, 119, 147, 134, 131, 42, 199, 91, 233, 238, 143, 1, 61
};

static const unsigned char FSb3[256] = {
	56, 65, 22, 118, 217, 147, 96, 242, 114, 194, 171, 154, 117, 6, 87, 160,
	145, 247, 181, 201, 162, 140, 210, 144, 246, 7, 167, 39, 142, 178, 73, 222,
	67, 92, 215, 199, 62, 245, 143, 103, 31, 24, 110, 175, 47, 226, 133, 13,
	83, 240, 156, 101, 234, 163, 174, 158, 236, 128, 45, 107, 168, 43, 54, 166,
	197, 134, 77, 51, 253, 102, 88, 150, 58, 9, 149, 16, 120, 216, 66, 204,
	239, 38, 229, 97, 26, 63, 59, 130, 182, 219, 212, 152, 232, 139, 2, 235,
	10, 44, 29, 176, 111, 141, 136, 14, 25, 135, 78, 11, 169, 12, 121, 17,
	127, 34, 231, 89, 225, 218, 61, 200, 18, 4, 116, 84, 48, 126, 180, 40,
	85, 104, 80, 190, 208, 196, 49, 203, 42, 173, 15, 202, 112, 255, 50, 105,
	8, 98, 0, 36, 209, 251, 186, 237, 69, 129, 115, 109, 132, 159, 238, 74,
	195, 46, 193, 1, 230, 37, 72, 153, 185, 179, 123, 249, 206, 191, 223, 113,
	41, 205, 108, 19, 100, 155, 99, 157, 192, 75, 183, 165, 137, 95, 177, 23,
	244, 188, 211, 70, 207, 55, 94, 71, 148, 250, 252, 91, 151, 254, 90, 172,
	60, 76, 3, 53, 243, 35, 184, 93, 106, 146, 213, 33, 68, 81, 198, 125,
	57, 131, 220, 170, 124, 119, 86, 5, 27, 164, 21, 52, 30, 28, 248, 82,
	32, 20, 233, 189, 221, 228, 161, 224, 138, 241, 214, 122, 187, 227, 64, 79
};

static const unsigned char FSb4[256] = {
	112, 44, 179, 192, 228, 87, 234, 174, 35, 107, 69, 165, 237, 79, 29, 146,
	134, 175, 124, 31, 62, 220, 94, 11, 166, 57, 213, 93, 217, 90, 81, 108,
	139, 154, 251, 176, 116, 43, 240, 132, 223, 203, 52, 118, 109, 169, 209, 4,
	20, 58, 222, 17, 50, 156, 83, 242, 254, 207, 195, 122, 36, 232, 96, 105,
	170, 160, 161, 98, 84, 30, 224, 100, 16, 0, 163, 117, 138, 230, 9, 221,
	135, 131, 205, 144, 115, 246, 157, 191, 82, 216, 200, 198, 129, 111, 19, 99,
	233, 167, 159, 188, 41, 249, 47, 180, 120, 6, 231, 113, 212, 171, 136, 141,
	114, 185, 248, 172, 54, 42, 60, 241, 64, 211, 187, 67, 21, 173, 119, 128,
	130, 236, 39, 229, 133, 53, 12, 65, 239, 147, 25, 33, 14, 78, 101, 189,
	184, 143, 235, 206, 48, 95, 197, 26, 225, 202, 71, 61, 1, 214, 86, 77,
	13, 102, 204, 45, 18, 32, 177, 153, 76, 194, 126, 5, 183, 49, 23, 215,
	88, 97, 27, 28, 15, 22, 24, 34, 68, 178, 181, 145, 8, 168, 252, 80,
	208, 125, 137, 151, 91, 149, 255, 210, 196, 72, 247, 219, 3, 218, 63, 148,
	92, 2, 74, 51, 103, 243, 127, 226, 155, 38, 55, 59, 150, 75, 190, 46,
	121, 140, 110, 142, 245, 182, 253, 89, 152, 106, 70, 186, 37, 66, 162, 250,
	7, 85, 238, 10, 73, 104, 56, 164, 40, 123, 201, 193, 227, 244, 199, 158
};

#define SBOX1(n) FSb[(n)]
#define SBOX2(n) FSb2[(n)]
#define SBOX3(n) FSb3[(n)]
#define SBOX4(n) FSb4[(n)]

#endif							/* MBEDTLS_CAMELLIA_SMALL_MEMORY */

static const unsigned char shifts[2][4][4] = {
	{
		{1, 1, 1, 1},				/* KL */
		{0, 0, 0, 0},				/* KR */
		{1, 1, 1, 1},				/* KA */
		{0, 0, 0, 0}				/* KB */
	},
	{
		{1, 0, 1, 1},				/* KL */
		{1, 1, 0, 1},				/* KR */
		{1, 1, 1, 0},				/* KA */
		{1, 1, 0, 1}				/* KB */
	}
};

static const signed char indexes[2][4][20] = {
	{
		{
			0, 1, 2, 3, 8, 9, 10, 11, 38, 39,
			36, 37, 23, 20, 21, 22, 27, -1, -1, 26
		},	/* KL -> RK */
		{
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1
		},	/* KR -> RK */
		{
			4, 5, 6, 7, 12, 13, 14, 15, 16, 17,
			18, 19, -1, 24, 25, -1, 31, 28, 29, 30
		},	/* KA -> RK */
		{
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
			-1, -1, -1, -1, -1, -1, -1, -1, -1, -1
		}	/* KB -> RK */
	},
	{
		{
			0, 1, 2, 3, 61, 62, 63, 60, -1, -1,
			-1, -1, 27, 24, 25, 26, 35, 32, 33, 34
		},	/* KL -> RK */
		{
			-1, -1, -1, -1, 8, 9, 10, 11, 16, 17,
			18, 19, -1, -1, -1, -1, 39, 36, 37, 38
		},	/* KR -> RK */
		{
			-1, -1, -1, -1, 12, 13, 14, 15, 58, 59,
			56, 57, 31, 28, 29, 30, -1, -1, -1, -1
		},	/* KA -> RK */
		{
			4, 5, 6, 7, 65, 66, 67, 64, 20, 21,
			22, 23, -1, -1, -1, -1, 43, 40, 41, 42
		}	/* KB -> RK */
	}
};

static const signed char transposes[2][20] = {
	{
		21, 22, 23, 20,
		-1, -1, -1, -1,
		18, 19, 16, 17,
		11, 8, 9, 10,
		15, 12, 13, 14
	},
	{
		25, 26, 27, 24,
		29, 30, 31, 28,
		18, 19, 16, 17,
		-1, -1, -1, -1,
		-1, -1, -1, -1
	}
};

/* Shift macro for 128 bit strings with rotation smaller than 32 bits (!) */
#define ROTL(DEST, SRC, SHIFT)                                      \
{                                                                   \
(DEST)[0] = (SRC)[0] << (SHIFT) ^ (SRC)[1] >> (32 - (SHIFT));   \
(DEST)[1] = (SRC)[1] << (SHIFT) ^ (SRC)[2] >> (32 - (SHIFT));   \
(DEST)[2] = (SRC)[2] << (SHIFT) ^ (SRC)[3] >> (32 - (SHIFT));   \
(DEST)[3] = (SRC)[3] << (SHIFT) ^ (SRC)[0] >> (32 - (SHIFT));   \
}

#define FL(XL, XR, KL, KR)                                          \
{                                                                   \
(XR) = ((((XL) & (KL)) << 1) | (((XL) & (KL)) >> 31)) ^ (XR);   \
(XL) = ((XR) | (KR)) ^ (XL);                                    \
}

#define FLInv(YL, YR, KL, KR)                                       \
{                                                                   \
(YL) = ((YR) | (KR)) ^ (YL);                                    \
(YR) = ((((YL) & (KL)) << 1) | (((YL) & (KL)) >> 31)) ^ (YR);   \
}

#define SHIFT_AND_PLACE(INDEX, OFFSET)                      \
{                                                           \
TK[0] = KC[(OFFSET) * 4 + 0];                           \
TK[1] = KC[(OFFSET) * 4 + 1];                           \
TK[2] = KC[(OFFSET) * 4 + 2];                           \
TK[3] = KC[(OFFSET) * 4 + 3];                           \
							\
for (i = 1; i <= 4; i++)				\
if (shifts[(INDEX)][(OFFSET)][i -1])			\
ROTL(TK + i * 4, TK, (15 * i) % 32);			\
							\
for (i = 0; i < 20; i++)				\
if (indexes[(INDEX)][(OFFSET)][i] != -1) {		\
RK[indexes[(INDEX)][(OFFSET)][i]] = TK[i];		\
}                                                   \
}

static void camellia_feistel(const uint32_t x[2], const uint32_t k[2], uint32_t z[2])
{
	uint32_t I0, I1;
	I0 = x[0] ^ k[0];
	I1 = x[1] ^ k[1];

	I0 = ((uint32_t)SBOX1((I0 >> 24) & 0xFF) << 24) | ((uint32_t)SBOX2((I0 >> 16) & 0xFF) << 16) | ((uint32_t)SBOX3((I0 >> 8) & 0xFF) << 8) | ((uint32_t)SBOX4((I0) & 0xFF));
	I1 = ((uint32_t)SBOX2((I1 >> 24) & 0xFF) << 24) | ((uint32_t)SBOX3((I1 >> 16) & 0xFF) << 16) | ((uint32_t)SBOX4((I1 >> 8) & 0xFF) << 8) | ((uint32_t)SBOX1((I1) & 0xFF));

	I0 ^= (I1 << 8) | (I1 >> 24);
	I1 ^= (I0 << 16) | (I0 >> 16);
	I0 ^= (I1 >> 8) | (I1 << 24);
	I1 ^= (I0 >> 8) | (I0 << 24);

	z[0] ^= I1;
	z[1] ^= I0;
}

void mbedtls_camellia_init(mbedtls_camellia_context *ctx)
{
	memset(ctx, 0, sizeof(mbedtls_camellia_context));
}

void mbedtls_camellia_free(mbedtls_camellia_context *ctx)
{
	if (ctx == NULL) {
		return;
	}

	mbedtls_zeroize(ctx, sizeof(mbedtls_camellia_context));
}

/*
 * Camellia key schedule (encryption)
 */
int mbedtls_camellia_setkey_enc(mbedtls_camellia_context *ctx, const unsigned char *key, unsigned int keybits)
{
	int idx;
	size_t i;
	uint32_t *RK;
	unsigned char t[64];
	uint32_t SIGMA[6][2];
	uint32_t KC[16];
	uint32_t TK[20];

	RK = ctx->rk;

	memset(t, 0, 64);
	memset(RK, 0, sizeof(ctx->rk));

	switch (keybits) {
	case 128:
		ctx->nr = 3;
		idx = 0;
		break;
	case 192:
	case 256:
		ctx->nr = 4;
		idx = 1;
		break;
	default:
		return (MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH);
	}

	for (i = 0; i < keybits / 8; ++i) {
		t[i] = key[i];
	}

	if (keybits == 192) {
		for (i = 0; i < 8; i++) {
			t[24 + i] = ~t[16 + i];
		}
	}

	/*
	 * Prepare SIGMA values
	 */
	for (i = 0; i < 6; i++) {
		GET_UINT32_BE(SIGMA[i][0], SIGMA_CHARS[i], 0);
		GET_UINT32_BE(SIGMA[i][1], SIGMA_CHARS[i], 4);
	}

	/*
	 * Key storage in KC
	 * Order: KL, KR, KA, KB
	 */
	memset(KC, 0, sizeof(KC));

	/* Store KL, KR */
	for (i = 0; i < 8; i++) {
		GET_UINT32_BE(KC[i], t, i * 4);
	}

	/* Generate KA */
	for (i = 0; i < 4; ++i) {
		KC[8 + i] = KC[i] ^ KC[4 + i];
	}

	camellia_feistel(KC + 8, SIGMA[0], KC + 10);
	camellia_feistel(KC + 10, SIGMA[1], KC + 8);

	for (i = 0; i < 4; ++i) {
		KC[8 + i] ^= KC[i];
	}

	camellia_feistel(KC + 8, SIGMA[2], KC + 10);
	camellia_feistel(KC + 10, SIGMA[3], KC + 8);

	if (keybits > 128) {
		/* Generate KB */
		for (i = 0; i < 4; ++i) {
			KC[12 + i] = KC[4 + i] ^ KC[8 + i];
		}

		camellia_feistel(KC + 12, SIGMA[4], KC + 14);
		camellia_feistel(KC + 14, SIGMA[5], KC + 12);
	}

	/*
	 * Generating subkeys
	 */

	/* Manipulating KL */
	SHIFT_AND_PLACE(idx, 0);

	/* Manipulating KR */
	if (keybits > 128) {
		SHIFT_AND_PLACE(idx, 1);
	}

	/* Manipulating KA */
	SHIFT_AND_PLACE(idx, 2);

	/* Manipulating KB */
	if (keybits > 128) {
		SHIFT_AND_PLACE(idx, 3);
	}

	/* Do transpositions */
	for (i = 0; i < 20; i++) {
		if (transposes[idx][i] != -1) {
			RK[32 + 12 * idx + i] = RK[transposes[idx][i]];
		}
	}

	return (0);
}

/*
 * Camellia key schedule (decryption)
 */
int mbedtls_camellia_setkey_dec(mbedtls_camellia_context *ctx, const unsigned char *key, unsigned int keybits)
{
	int idx, ret;
	size_t i;
	mbedtls_camellia_context cty;
	uint32_t *RK;
	uint32_t *SK;

	mbedtls_camellia_init(&cty);

	/* Also checks keybits */
	if ((ret = mbedtls_camellia_setkey_enc(&cty, key, keybits)) != 0) {
		goto exit;
	}

	ctx->nr = cty.nr;
	idx = (ctx->nr == 4);

	RK = ctx->rk;
	SK = cty.rk + 24 * 2 + 8 * idx * 2;

	*RK++ = *SK++;
	*RK++ = *SK++;
	*RK++ = *SK++;
	*RK++ = *SK++;

	for (i = 22 + 8 * idx, SK -= 6; i > 0; i--, SK -= 4) {
		*RK++ = *SK++;
		*RK++ = *SK++;
	}

	SK -= 2;

	*RK++ = *SK++;
	*RK++ = *SK++;
	*RK++ = *SK++;
	*RK++ = *SK++;

exit:
	mbedtls_camellia_free(&cty);

	return (ret);
}

/*
 * Camellia-ECB block encryption/decryption
 */
int mbedtls_camellia_crypt_ecb(mbedtls_camellia_context *ctx, int mode, const unsigned char input[16], unsigned char output[16])
{
	int NR;
	uint32_t *RK, X[4];

	((void)mode);

	NR = ctx->nr;
	RK = ctx->rk;

	GET_UINT32_BE(X[0], input, 0);
	GET_UINT32_BE(X[1], input, 4);
	GET_UINT32_BE(X[2], input, 8);
	GET_UINT32_BE(X[3], input, 12);

	X[0] ^= *RK++;
	X[1] ^= *RK++;
	X[2] ^= *RK++;
	X[3] ^= *RK++;

	while (NR) {
		--NR;
		camellia_feistel(X, RK, X + 2);
		RK += 2;
		camellia_feistel(X + 2, RK, X);
		RK += 2;
		camellia_feistel(X, RK, X + 2);
		RK += 2;
		camellia_feistel(X + 2, RK, X);
		RK += 2;
		camellia_feistel(X, RK, X + 2);
		RK += 2;
		camellia_feistel(X + 2, RK, X);
		RK += 2;

		if (NR) {
			FL(X[0], X[1], RK[0], RK[1]);
			RK += 2;
			FLInv(X[2], X[3], RK[0], RK[1]);
			RK += 2;
		}
	}

	X[2] ^= *RK++;
	X[3] ^= *RK++;
	X[0] ^= *RK++;
	X[1] ^= *RK++;

	PUT_UINT32_BE(X[2], output, 0);
	PUT_UINT32_BE(X[3], output, 4);
	PUT_UINT32_BE(X[0], output, 8);
	PUT_UINT32_BE(X[1], output, 12);

	return (0);
}

#if defined(MBEDTLS_CIPHER_MODE_CBC)
/*
 * Camellia-CBC buffer encryption/decryption
 */
int mbedtls_camellia_crypt_cbc(mbedtls_camellia_context *ctx, int mode, size_t length, unsigned char iv[16], const unsigned char *input, unsigned char *output)
{
	int i;
	unsigned char temp[16];

	if (length % 16) {
		return (MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH);
	}

	if (mode == MBEDTLS_CAMELLIA_DECRYPT) {
		while (length > 0) {
			memcpy(temp, input, 16);
			mbedtls_camellia_crypt_ecb(ctx, mode, input, output);

			for (i = 0; i < 16; i++) {
				output[i] = (unsigned char)(output[i] ^ iv[i]);
			}

			memcpy(iv, temp, 16);

			input += 16;
			output += 16;
			length -= 16;
		}
	} else {
		while (length > 0) {
			for (i = 0; i < 16; i++) {
				output[i] = (unsigned char)(input[i] ^ iv[i]);
			}

			mbedtls_camellia_crypt_ecb(ctx, mode, output, output);
			memcpy(iv, output, 16);

			input += 16;
			output += 16;
			length -= 16;
		}
	}

	return (0);
}
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CFB)
/*
 * Camellia-CFB128 buffer encryption/decryption
 */
int mbedtls_camellia_crypt_cfb128(mbedtls_camellia_context *ctx, int mode, size_t length, size_t *iv_off, unsigned char iv[16], const unsigned char *input, unsigned char *output)
{
	int c;
	size_t n = *iv_off;

	if (mode == MBEDTLS_CAMELLIA_DECRYPT) {
		while (length--) {
			if (n == 0) {
				mbedtls_camellia_crypt_ecb(ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv);
			}

			c = *input++;
			*output++ = (unsigned char)(c ^ iv[n]);
			iv[n] = (unsigned char)c;

			n = (n + 1) & 0x0F;
		}
	} else {
		while (length--) {
			if (n == 0) {
				mbedtls_camellia_crypt_ecb(ctx, MBEDTLS_CAMELLIA_ENCRYPT, iv, iv);
			}

			iv[n] = *output++ = (unsigned char)(iv[n] ^ *input++);

			n = (n + 1) & 0x0F;
		}
	}

	*iv_off = n;

	return (0);
}
#endif							/* MBEDTLS_CIPHER_MODE_CFB */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
/*
 * Camellia-CTR buffer encryption/decryption
 */
int mbedtls_camellia_crypt_ctr(mbedtls_camellia_context *ctx, size_t length, size_t *nc_off, unsigned char nonce_counter[16], unsigned char stream_block[16], const unsigned char *input, unsigned char *output)
{
	int c, i;
	size_t n = *nc_off;

	while (length--) {
		if (n == 0) {
			mbedtls_camellia_crypt_ecb(ctx, MBEDTLS_CAMELLIA_ENCRYPT, nonce_counter, stream_block);

			for (i = 16; i > 0; i--)
				if (++nonce_counter[i - 1] != 0) {
					break;
				}
		}
		c = *input++;
		*output++ = (unsigned char)(c ^ stream_block[n]);

		n = (n + 1) & 0x0F;
	}

	*nc_off = n;

	return (0);
}
#endif							/* MBEDTLS_CIPHER_MODE_CTR */
#endif							/* !MBEDTLS_CAMELLIA_ALT */

#if defined(MBEDTLS_SELF_TEST)

/*
 * Camellia test vectors from:
 *
 * http://info.isl.ntt.co.jp/crypt/eng/camellia/technology.html:
 *   http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/intermediate.txt
 *   http://info.isl.ntt.co.jp/crypt/eng/camellia/dl/cryptrec/t_camellia.txt
 *                      (For each bitlength: Key 0, Nr 39)
 */
#define CAMELLIA_TESTS_ECB  2

static const unsigned char camellia_test_ecb_key[3][CAMELLIA_TESTS_ECB][32] = {
	{
		{
			0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
			0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10
		},
		{
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
		}
	},
	{
		{
			0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
			0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
			0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77
		},
		{
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
		}
	},
	{
		{
			0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
			0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
			0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
			0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff
		},
		{
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
		}
	},
};

static const unsigned char camellia_test_ecb_plain[CAMELLIA_TESTS_ECB][16] = {
	{
		0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
		0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10
	},
	{
		0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
	}
};

static const unsigned char camellia_test_ecb_cipher[3][CAMELLIA_TESTS_ECB][16] = {
	{
		{
			0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73,
			0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43
		},
		{
			0x38, 0x3C, 0x6C, 0x2A, 0xAB, 0xEF, 0x7F, 0xDE,
			0x25, 0xCD, 0x47, 0x0B, 0xF7, 0x74, 0xA3, 0x31
		}
	},
	{
		{
			0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8,
			0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9
		},
		{
			0xD1, 0x76, 0x3F, 0xC0, 0x19, 0xD7, 0x7C, 0xC9,
			0x30, 0xBF, 0xF2, 0xA5, 0x6F, 0x7C, 0x93, 0x64
		}
	},
	{
		{
			0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c,
			0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09
		},
		{
			0x05, 0x03, 0xFB, 0x10, 0xAB, 0x24, 0x1E, 0x7C,
			0xF4, 0x5D, 0x8C, 0xDE, 0xEE, 0x47, 0x43, 0x35
		}
	}
};

#if defined(MBEDTLS_CIPHER_MODE_CBC)
#define CAMELLIA_TESTS_CBC  3

static const unsigned char camellia_test_cbc_key[3][32] = {
	{
		0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6,
		0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C
	}
	,
	{
		0x8E, 0x73, 0xB0, 0xF7, 0xDA, 0x0E, 0x64, 0x52,
		0xC8, 0x10, 0xF3, 0x2B, 0x80, 0x90, 0x79, 0xE5,
		0x62, 0xF8, 0xEA, 0xD2, 0x52, 0x2C, 0x6B, 0x7B
	}
	,
	{
		0x60, 0x3D, 0xEB, 0x10, 0x15, 0xCA, 0x71, 0xBE,
		0x2B, 0x73, 0xAE, 0xF0, 0x85, 0x7D, 0x77, 0x81,
		0x1F, 0x35, 0x2C, 0x07, 0x3B, 0x61, 0x08, 0xD7,
		0x2D, 0x98, 0x10, 0xA3, 0x09, 0x14, 0xDF, 0xF4
	}
};

static const unsigned char camellia_test_cbc_iv[16] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
														0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F
													  }

		;

static const unsigned char camellia_test_cbc_plain[CAMELLIA_TESTS_CBC][16] = {
	{
		0x6B, 0xC1, 0xBE, 0xE2, 0x2E, 0x40, 0x9F, 0x96,
		0xE9, 0x3D, 0x7E, 0x11, 0x73, 0x93, 0x17, 0x2A
	},
	{
		0xAE, 0x2D, 0x8A, 0x57, 0x1E, 0x03, 0xAC, 0x9C,
		0x9E, 0xB7, 0x6F, 0xAC, 0x45, 0xAF, 0x8E, 0x51
	},
	{
		0x30, 0xC8, 0x1C, 0x46, 0xA3, 0x5C, 0xE4, 0x11,
		0xE5, 0xFB, 0xC1, 0x19, 0x1A, 0x0A, 0x52, 0xEF
	}

};

static const unsigned char camellia_test_cbc_cipher[3][CAMELLIA_TESTS_CBC][16] = {
	{
		{
			0x16, 0x07, 0xCF, 0x49, 0x4B, 0x36, 0xBB, 0xF0,
			0x0D, 0xAE, 0xB0, 0xB5, 0x03, 0xC8, 0x31, 0xAB
		},
		{
			0xA2, 0xF2, 0xCF, 0x67, 0x16, 0x29, 0xEF, 0x78,
			0x40, 0xC5, 0xA5, 0xDF, 0xB5, 0x07, 0x48, 0x87
		},
		{
			0x0F, 0x06, 0x16, 0x50, 0x08, 0xCF, 0x8B, 0x8B,
			0x5A, 0x63, 0x58, 0x63, 0x62, 0x54, 0x3E, 0x54
		}
	},
	{
		{
			0x2A, 0x48, 0x30, 0xAB, 0x5A, 0xC4, 0xA1, 0xA2,
			0x40, 0x59, 0x55, 0xFD, 0x21, 0x95, 0xCF, 0x93
		},
		{
			0x5D, 0x5A, 0x86, 0x9B, 0xD1, 0x4C, 0xE5, 0x42,
			0x64, 0xF8, 0x92, 0xA6, 0xDD, 0x2E, 0xC3, 0xD5
		},
		{
			0x37, 0xD3, 0x59, 0xC3, 0x34, 0x98, 0x36, 0xD8,
			0x84, 0xE3, 0x10, 0xAD, 0xDF, 0x68, 0xC4, 0x49
		}
	},
	{
		{
			0xE6, 0xCF, 0xA3, 0x5F, 0xC0, 0x2B, 0x13, 0x4A,
			0x4D, 0x2C, 0x0B, 0x67, 0x37, 0xAC, 0x3E, 0xDA
		},
		{
			0x36, 0xCB, 0xEB, 0x73, 0xBD, 0x50, 0x4B, 0x40,
			0x70, 0xB1, 0xB7, 0xDE, 0x2B, 0x21, 0xEB, 0x50
		},
		{
			0xE3, 0x1A, 0x60, 0x55, 0x29, 0x7D, 0x96, 0xCA,
			0x33, 0x30, 0xCD, 0xF1, 0xB1, 0x86, 0x0A, 0x83
		}
	}
};
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
/*
 * Camellia-CTR test vectors from:
 *
 * http://www.faqs.org/rfcs/rfc5528.html
 */

static const unsigned char camellia_test_ctr_key[3][16] = {
	{
		0xAE, 0x68, 0x52, 0xF8, 0x12, 0x10, 0x67, 0xCC,
		0x4B, 0xF7, 0xA5, 0x76, 0x55, 0x77, 0xF3, 0x9E
	},
	{
		0x7E, 0x24, 0x06, 0x78, 0x17, 0xFA, 0xE0, 0xD7,
		0x43, 0xD6, 0xCE, 0x1F, 0x32, 0x53, 0x91, 0x63
	},
	{
		0x76, 0x91, 0xBE, 0x03, 0x5E, 0x50, 0x20, 0xA8,
		0xAC, 0x6E, 0x61, 0x85, 0x29, 0xF9, 0xA0, 0xDC
	}
};

static const unsigned char camellia_test_ctr_nonce_counter[3][16] = {
	{
		0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01
	},
	{
		0x00, 0x6C, 0xB6, 0xDB, 0xC0, 0x54, 0x3B, 0x59,
		0xDA, 0x48, 0xD9, 0x0B, 0x00, 0x00, 0x00, 0x01
	},
	{
		0x00, 0xE0, 0x01, 0x7B, 0x27, 0x77, 0x7F, 0x3F,
		0x4A, 0x17, 0x86, 0xF0, 0x00, 0x00, 0x00, 0x01
	}
};

static const unsigned char camellia_test_ctr_pt[3][48] = {
	{
		0x53, 0x69, 0x6E, 0x67, 0x6C, 0x65, 0x20, 0x62,
		0x6C, 0x6F, 0x63, 0x6B, 0x20, 0x6D, 0x73, 0x67
	},

	{
		0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
		0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
		0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
		0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F
	},

	{
		0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
		0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
		0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
		0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
		0x20, 0x21, 0x22, 0x23
	}
};

static const unsigned char camellia_test_ctr_ct[3][48] = {
	{
		0xD0, 0x9D, 0xC2, 0x9A, 0x82, 0x14, 0x61, 0x9A,
		0x20, 0x87, 0x7C, 0x76, 0xDB, 0x1F, 0x0B, 0x3F
	},
	{
		0xDB, 0xF3, 0xC7, 0x8D, 0xC0, 0x83, 0x96, 0xD4,
		0xDA, 0x7C, 0x90, 0x77, 0x65, 0xBB, 0xCB, 0x44,
		0x2B, 0x8E, 0x8E, 0x0F, 0x31, 0xF0, 0xDC, 0xA7,
		0x2C, 0x74, 0x17, 0xE3, 0x53, 0x60, 0xE0, 0x48
	},
	{
		0xB1, 0x9D, 0x1F, 0xCD, 0xCB, 0x75, 0xEB, 0x88,
		0x2F, 0x84, 0x9C, 0xE2, 0x4D, 0x85, 0xCF, 0x73,
		0x9C, 0xE6, 0x4B, 0x2B, 0x5C, 0x9D, 0x73, 0xF1,
		0x4F, 0x2D, 0x5D, 0x9D, 0xCE, 0x98, 0x89, 0xCD,
		0xDF, 0x50, 0x86, 0x96
	}
};

static const int camellia_test_ctr_len[3] = { 16, 32, 36 };
#endif							/* MBEDTLS_CIPHER_MODE_CTR */

/*
 * Checkup routine
 */
int mbedtls_camellia_self_test(int verbose)
{
	int i, j, u, v;
	unsigned char key[32];
	unsigned char buf[64];
	unsigned char src[16];
	unsigned char dst[16];
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	unsigned char iv[16];
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	size_t offset, len;
	unsigned char nonce_counter[16];
	unsigned char stream_block[16];
#endif

	mbedtls_camellia_context ctx;

	memset(key, 0, 32);

	for (j = 0; j < 6; j++) {
		u = j >> 1;
		v = j & 1;

		if (verbose != 0) {
			mbedtls_printf("  CAMELLIA-ECB-%3d (%s): ", 128 + u * 64, (v == MBEDTLS_CAMELLIA_DECRYPT) ? "dec" : "enc");
		}

		for (i = 0; i < CAMELLIA_TESTS_ECB; i++) {
			memcpy(key, camellia_test_ecb_key[u][i], 16 + 8 * u);

			if (v == MBEDTLS_CAMELLIA_DECRYPT) {
				mbedtls_camellia_setkey_dec(&ctx, key, 128 + u * 64);
				memcpy(src, camellia_test_ecb_cipher[u][i], 16);
				memcpy(dst, camellia_test_ecb_plain[i], 16);
			} else {			/* MBEDTLS_CAMELLIA_ENCRYPT */
				mbedtls_camellia_setkey_enc(&ctx, key, 128 + u * 64);
				memcpy(src, camellia_test_ecb_plain[i], 16);
				memcpy(dst, camellia_test_ecb_cipher[u][i], 16);
			}

			mbedtls_camellia_crypt_ecb(&ctx, v, src, buf);

			if (memcmp(buf, dst, 16) != 0) {
				if (verbose != 0) {
					mbedtls_printf("failed\n");
				}

				return (1);
			}
		}

		if (verbose != 0) {
			mbedtls_printf("passed\n");
		}
	}

	if (verbose != 0) {
		mbedtls_printf("\n");
	}
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	/*
	 * CBC mode
	 */
	for (j = 0; j < 6; j++) {
		u = j >> 1;
		v = j & 1;

		if (verbose != 0) {
			mbedtls_printf("  CAMELLIA-CBC-%3d (%s): ", 128 + u * 64, (v == MBEDTLS_CAMELLIA_DECRYPT) ? "dec" : "enc");
		}

		memcpy(src, camellia_test_cbc_iv, 16);
		memcpy(dst, camellia_test_cbc_iv, 16);
		memcpy(key, camellia_test_cbc_key[u], 16 + 8 * u);

		if (v == MBEDTLS_CAMELLIA_DECRYPT) {
			mbedtls_camellia_setkey_dec(&ctx, key, 128 + u * 64);
		} else {
			mbedtls_camellia_setkey_enc(&ctx, key, 128 + u * 64);
		}

		for (i = 0; i < CAMELLIA_TESTS_CBC; i++) {

			if (v == MBEDTLS_CAMELLIA_DECRYPT) {
				memcpy(iv, src, 16);
				memcpy(src, camellia_test_cbc_cipher[u][i], 16);
				memcpy(dst, camellia_test_cbc_plain[i], 16);
			} else {			/* MBEDTLS_CAMELLIA_ENCRYPT */
				memcpy(iv, dst, 16);
				memcpy(src, camellia_test_cbc_plain[i], 16);
				memcpy(dst, camellia_test_cbc_cipher[u][i], 16);
			}

			mbedtls_camellia_crypt_cbc(&ctx, v, 16, iv, src, buf);

			if (memcmp(buf, dst, 16) != 0) {
				if (verbose != 0) {
					mbedtls_printf("failed\n");
				}

				return (1);
			}
		}

		if (verbose != 0) {
			mbedtls_printf("passed\n");
		}
	}
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

	if (verbose != 0) {
		mbedtls_printf("\n");
	}
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	/*
	 * CTR mode
	 */
	for (i = 0; i < 6; i++) {
		u = i >> 1;
		v = i & 1;

		if (verbose != 0) {
			mbedtls_printf("  CAMELLIA-CTR-128 (%s): ", (v == MBEDTLS_CAMELLIA_DECRYPT) ? "dec" : "enc");
		}

		memcpy(nonce_counter, camellia_test_ctr_nonce_counter[u], 16);
		memcpy(key, camellia_test_ctr_key[u], 16);

		offset = 0;
		mbedtls_camellia_setkey_enc(&ctx, key, 128);

		if (v == MBEDTLS_CAMELLIA_DECRYPT) {
			len = camellia_test_ctr_len[u];
			memcpy(buf, camellia_test_ctr_ct[u], len);

			mbedtls_camellia_crypt_ctr(&ctx, len, &offset, nonce_counter, stream_block, buf, buf);

			if (memcmp(buf, camellia_test_ctr_pt[u], len) != 0) {
				if (verbose != 0) {
					mbedtls_printf("failed\n");
				}

				return (1);
			}
		} else {
			len = camellia_test_ctr_len[u];
			memcpy(buf, camellia_test_ctr_pt[u], len);

			mbedtls_camellia_crypt_ctr(&ctx, len, &offset, nonce_counter, stream_block, buf, buf);

			if (memcmp(buf, camellia_test_ctr_ct[u], len) != 0) {
				if (verbose != 0) {
					mbedtls_printf("failed\n");
				}

				return (1);
			}
		}

		if (verbose != 0) {
			mbedtls_printf("passed\n");
		}
	}

	if (verbose != 0) {
		mbedtls_printf("\n");
	}
#endif							/* MBEDTLS_CIPHER_MODE_CTR */

	return (0);
}

#endif							/* MBEDTLS_SELF_TEST */

#endif							/* MBEDTLS_CAMELLIA_C */
